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| author | Tero Kristo <t-kristo@ti.com> | 2014-10-27 16:39:25 +0100 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2014-10-27 16:39:25 +0100 |
| commit | 37fb59d7e0b471f3aacd26bfdbb64a4dc71f189b (patch) | |
| tree | 638df549fcb8505e9197c1877b7de47892b87f78 /arch/arm/mach-omap2/prm.h | |
| parent | ARM: OMAP2+: PRM: add generic API for asserting hardware reset (diff) | |
| download | linux-37fb59d7e0b471f3aacd26bfdbb64a4dc71f189b.tar.xz linux-37fb59d7e0b471f3aacd26bfdbb64a4dc71f189b.zip | |
ARM: OMAP2+: PRM: add generic API for deasserting hardware reset
PRM driver now has a generic API for deasserting hardware resets. SoC
specific support functions are registered through the prm_ll_data.
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Tested-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/prm.h')
| -rw-r--r-- | arch/arm/mach-omap2/prm.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h index 9b8711b6adde..26bf3e604d3c 100644 --- a/arch/arm/mach-omap2/prm.h +++ b/arch/arm/mach-omap2/prm.h @@ -129,6 +129,7 @@ struct prm_reset_src_map { * @clear_context_loss_flags_old: ptr to the SoC PRM context loss flag clear fn * @late_init: ptr to the late init function * @assert_hardreset: ptr to the SoC PRM hardreset assert impl + * @deassert_hardreset: ptr to the SoC PRM hardreset deassert impl * * XXX @was_any_context_lost_old and @clear_context_loss_flags_old are * deprecated. @@ -139,12 +140,18 @@ struct prm_ll_data { void (*clear_context_loss_flags_old)(u8 part, s16 inst, u16 idx); int (*late_init)(void); int (*assert_hardreset)(u8 shift, u8 part, s16 prm_mod, u16 offset); + int (*deassert_hardreset)(u8 shift, u8 st_shift, u8 part, s16 prm_mod, + u16 offset, u16 st_offset); + int (*is_hardreset_asserted)(u8 shift, u8 part, s16 prm_mod, + u16 offset); }; extern int prm_register(struct prm_ll_data *pld); extern int prm_unregister(struct prm_ll_data *pld); int omap_prm_assert_hardreset(u8 shift, u8 part, s16 prm_mod, u16 offset); +int omap_prm_deassert_hardreset(u8 shift, u8 st_shift, u8 part, s16 prm_mod, + u16 offset, u16 st_offset); extern u32 prm_read_reset_sources(void); extern bool prm_was_any_context_lost_old(u8 part, s16 inst, u16 idx); extern void prm_clear_context_loss_flags_old(u8 part, s16 inst, u16 idx); |